You Wu, a fifth-year MIT mechanical engineering PhD candidate, has created a solution to the world's water problems.
This company wants to make biodiesel from sewer fat.
The actor and activist is on a not-so-secret mission to end open defecation and improve sanitation in developing countries.
According to a new United Nations report, most of the work of getting water falls on women and girls.
A lack of water security is wreaking havoc for communities and the natural world - how can we conceive of solutions large enough to tackle this global problem?
Without water resources, a small village in Guizhou lived in poverty, until a local farmer set out to change its fate.
Scientists have created a sponge-like device that sucks water from air, powered by the sun
Nearly two-thirds of China's underground water, and a third of its surface water, were rated as unsuitable for direct human contact in 2014.
Water infrastructure is often overlooked when smart cities are considered or discussed.
Drought and climate change have had serious impact on the Colarado river.
From pollution to melting ice and collapsing ecosystems, these our issues threatening the future of our oceans.
Science-based international development programmes can help address challenges, argue Anne-Marie Slaughter and Kate Himes.
Marine conservation experts are calling for the adoption of a code of conduct for ocean conservation that takes into consideration local populations.
The good news is that most of the technology to conserve and replenish the planet’s dwindling freshwater supplies already exists.
Bill Gates has applauded India on it's 'Clean India' initiative, as well as issuing a challenge to design safe, sustainable and affordable toilets.